@prefix rs:      <http://www.w3.org/2001/sw/DataAccess/tests/result-set#> .

[]  <http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
                rs:ResultSet ;
    rs:resultVariable
                "val" ;
    rs:solution [ rs:binding  [ rs:value    "http://example.com/literal" ;
                                rs:variable "val"
                              ] ;
                ] .